*{
    margin: 0;
    padding: 0;
}
html{
    font-size: calc(100vw/7.50);
}

.main{
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    position: relative;
}
.main .bg{
    width: 7.5rem;
}

.main .sub{
    width: 1.7rem;
    position: absolute;
    top: 2.7rem;
    right: 1rem;
}

.main .bg2{
    width: 4.8rem;
    position: absolute;
    top: 5.15rem;
    left: 1.34rem;
}

.main .sub2{
    width: 4.8rem;
    position: absolute;
    top: 5.15rem;
    left: 1.34rem;
}

.main .inp_phone{
    width: 3.2rem;
    height: 0.7rem;
    position: absolute;
    top: 2.7rem;
    left: 0.9rem;
    border-radius: 0.1rem;
    border-style: none;
    outline: none;
    text-indent: 1em;
    font-size: 0.25rem;
}

.main .inp_yzm{
    width: 3.2rem;
    height: 0.7rem;
    position: absolute;
    top: 3.7rem;
    left: 0.9rem;
    border-radius: 0.1rem;
    border-style: none;
    outline: none;
    text-indent: 1em;
    font-size: 0.25rem;
}

.main #btn{
    width: 1.1rem;
    height: 0.5rem;
    border-radius: 0.15rem;
    border: 1px solid orange;
    position: absolute;
    left: 2.85rem;
    top: 3.79rem;
    color:orange;
    font-size: 0.25rem;
    line-height: 0.5rem;
    text-align: center; 
    background-color: white;
}

.gift{
    display: none;
    position: absolute;
    top: 3rem;
    left: -0.25rem;
    width: 8rem;
}   